Home / 1,510,168.52-2,083,730.46-865,790.84

Finding the Fourth Proportional to 1,510,168.52, 2,083,730.46 and 865,790.84

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Solution

The fourth proportional to 1,510,168.52, 2,083,730.46 and 865,790.84 is: 1,194,618.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,168.52 : 2,083,730.46 = 865,790.84 : x
  2. Step 2: Convert to fraction form
    1,510,168.52/2,083,730.46 = 865,790.84/x
  3. Step 3: Cross multiply
    1,510,168.52x = 2,083,730.46 × 865,790.84
  4. Step 4: Simplify right side
    1,510,168.52x = 1,804,074,745,296.99
  5. Step 5: Solve for x
    x = 1,804,074,745,296.99/1,510,168.52
  6. Step 6: Final answer
    x = 1,194,618.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.